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  1. JDK
  2. JDK-8075093

Enable UseFPUForSpilling support on SPARC

    Details

    • Type: Enhancement
    • Status: Closed
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • CPU:
      sparc
    • OS:
      generic
    • Verification:
      Fix failed

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        Description

        SPARC S3 core and beyond have single-cycle MOV instructions (MOVdTOx, MOVxTOd) for FP-to-GP and GP-to-FP register moves. These when used under UseFPUForSpilling can help improve performance.

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                • Assignee:
                  kvn Vladimir Kozlov
                  Reporter:
                  sjoshi Shrinivas Joshi (Inactive)
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                  • Created:
                    Updated:
                    Resolved: